201110221011212 has 12 divisors (see below), whose sum is σ = 352142968013760. Its totient is φ = 100497944435856.

The previous prime is 201110221011211. The next prime is 201110221011241. The reversal of 201110221011212 is 212110122011102.

201110221011212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201110221011211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14291509523 + ... + 14291523594.

It is an arithmetic number, because the mean of its divisors is an integer number (29345247334480).

Almost surely, 2^{201110221011212} is an apocalyptic number.

It is an amenable number.

201110221011212 is a deficient number, since it is larger than the sum of its proper divisors (151032747002548).

201110221011212 is a wasteful number, since it uses less digits than its factorization.

201110221011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28583034880 (or 28583034878 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201110221011212 its reverse (212110122011102), we get a palindrome (413220343022314).

The spelling of 201110221011212 in words is "two hundred one trillion, one hundred ten billion, two hundred twenty-one million, eleven thousand, two hundred twelve".